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rs6000.c: (rs6000_darwin64_function_arg): Add UNION_TYPE case.

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* config/rs6000/rs6000.c: (rs6000_darwin64_function_arg): Add UNION_TYPE case.
        (function_arg): Move darwin test up, sniff mode first for efficiency, test
        for union type.

From-SVN: r91003
This commit is contained in:
Stan Shebs 2004-11-22 07:24:54 +00:00 committed by Stan Shebs
parent 31492595c6
commit 8ff40a7446
2 changed files with 35 additions and 6 deletions
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6
gcc/ChangeLog
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@ -1,3 +1,9 @@
2004-11-21 Stan Shebs <shebs@apple.com>
* config/rs6000/rs6000.c: (rs6000_darwin64_function_arg): Add UNION_TYPE case.
(function_arg): Move darwin test up, sniff mode first for efficiency, test
for union type.
2004-11-21 Dale Johannesen <dalej@apple.com>
* config/darwin.h (JUMP_TABLES_IN_TEXT_SECTION): Define.

35
gcc/config/rs6000/rs6000.c
View File

@ -5177,6 +5177,23 @@ rs6000_darwin64_function_arg (CUMULATIVE_ARGS *cum, enum machine_mode mode,
}
break;
case UNION_TYPE:
tot = rs6000_arg_size (mode, type);
if (tot <= 0)
return NULL_RTX;
bytepos = 0;
for (j = 0; j < tot; ++j)
{
sub = gen_rtx_REG ((TARGET_64BIT ? DImode : SImode), GP_ARG_MIN_REG + cum->words++);
roffset = gen_rtx_CONST_INT (SImode, bytepos);
rvec[k++] = gen_rtx_EXPR_LIST (VOIDmode, sub, roffset);
if (cum->words >= GP_ARG_NUM_REG)
break;
bytepos += (TARGET_64BIT ? 8 : 4);
}
break;
case ARRAY_TYPE:
tot = int_size_in_bytes (type);
if (tot <= 0)
@ -5340,6 +5357,18 @@ function_arg (CUMULATIVE_ARGS *cum, enum machine_mode mode,
return GEN_INT (cum->call_cookie);
}
if (mode == BLKmode
&& rs6000_darwin64_abi
&& (TREE_CODE (type) == RECORD_TYPE
|| TREE_CODE (type) == UNION_TYPE
|| TREE_CODE (type) == ARRAY_TYPE))
{
rtx rslt = rs6000_darwin64_function_arg (cum, mode, type, named);
if (rslt != NULL_RTX)
return rslt;
/* Else fall through to usual handling. */
}
if (USE_ALTIVEC_FOR_ARG_P (cum, mode, type, named))
if (TARGET_64BIT && ! cum->prototype)
{
@ -5414,12 +5443,6 @@ function_arg (CUMULATIVE_ARGS *cum, enum machine_mode mode,
|| mode == DCmode))))
return rs6000_spe_function_arg (cum, mode, type);
else if (rs6000_darwin64_abi
&& mode == BLKmode
&& (TREE_CODE (type) == RECORD_TYPE
|| TREE_CODE (type) == ARRAY_TYPE))
return rs6000_darwin64_function_arg (cum, mode, type, named);
else if (abi == ABI_V4)
{
if (TARGET_HARD_FLOAT && TARGET_FPRS